Legal claims defining the scope of protection. Each claim is shown in both the original legal language and a plain English translation.
1. A radio control system for utilizing an assigned frequency spectrum to carry data links for a large number of radio-controlled devices, comprising: a plurality of radio-controlled devices; a plurality of controllers, each controlling at least one associated radio-controlled device; each controller configured to transmit control signals to its associated radio-controlled device via a radio frequency data link; and wherein each controller comprises: a data packet encoder configured to encode the data for transmission over the data link; wherein the data packet encoder receives synchronization data and a header globally unique identifier and encodes a header packet portion of a packet based, at least in part, on the received synchronization data and the header globally unique identifier; wherein the data packet encoder receives a control signal, at least one coding parameter, and a pattern globally unique identifier and encodes a payload packet portion based, at least in part, on the received control signal, the at least one coding parameter, and the pattern globally unique identifier; wherein the data packet encoder stores at least the header packet portion and the payload packet portion in a code table for timed release to the data packet generator; a frequency channel allocator configured to: (i) use a pattern globally unique identifier to band hop the data link among a sequence of frequency bands within the assigned frequency spectrum; and (ii) use a sequence globally unique identifier to channel hop the data link among a sequence of frequency channels within the sequence of frequency bands; wherein the frequency channel allocator receives frequency band definitions, frequency channel definitions, the pattern globally unique identifier, and the sequence globally unique identifier; wherein the sequence of frequency channels are based, at least in part, on the received frequency band definitions, frequency channel definitions, the pattern globally unique identifier, and the sequence globally unique identifier and are stored in a frequency allocation table for timed release to the data packet generator; a data packet generator configured to assemble packets containing the encoded data; wherein the encoded data includes at least the encoded header packet portion and the encoded payload packet portion received from the data packet encoder and the sequence of frequency channels received from the frequency channel allocator; and an antenna configured to transmit the assembled data packets over the data link via the combination of frequency bands and channels according to the band hop and channel hop sequences implemented by the frequency channel allocator.
The invention relates to a radio control system designed to efficiently utilize an assigned frequency spectrum for managing data links among a large number of radio-controlled devices. The system addresses the challenge of coordinating multiple devices and controllers while minimizing interference and optimizing spectrum usage. Each controller in the system is configured to transmit control signals to its associated radio-controlled device via a radio frequency data link. The controller includes a data packet encoder that processes data for transmission by encoding it into header and payload packet portions. The header packet portion is encoded using synchronization data and a globally unique header identifier, while the payload packet portion is encoded using control signals, coding parameters, and a globally unique pattern identifier. These encoded portions are stored in a code table for timed release to the data packet generator. The system also includes a frequency channel allocator that dynamically assigns frequency bands and channels to the data link. It uses a pattern globally unique identifier to hop among frequency bands and a sequence globally unique identifier to hop among channels within those bands. The allocator receives frequency band and channel definitions, then generates a sequence of frequency channels stored in a frequency allocation table for timed release. The data packet generator assembles packets containing the encoded data and frequency channel sequences, which are then transmitted via an antenna according to the band and channel hopping sequences defined by the allocator. This approach ensures efficient spectrum utilization and reliable communication among multiple devices.
2. The radio control system of claim 1 , wherein the set of frequency bands comprises at least three frequency bands.
A radio control system is designed to manage wireless communication across multiple frequency bands to improve reliability and performance in environments with interference or congestion. The system includes a transmitter and receiver configured to operate across a set of frequency bands, allowing dynamic switching between bands to avoid disruptions. This system addresses challenges in maintaining stable communication links in crowded or noisy radio environments, such as industrial settings, smart cities, or wireless sensor networks, where interference from other devices or environmental factors can degrade signal quality. The system ensures robust communication by utilizing at least three distinct frequency bands, providing redundancy and flexibility. If one band experiences interference or signal degradation, the system can automatically switch to another band, minimizing downtime and maintaining connectivity. The transmitter and receiver are synchronized to coordinate band selection, ensuring seamless transitions without data loss. This multi-band approach enhances reliability, reduces latency, and improves overall system performance in dynamic wireless environments. The system may also include adaptive algorithms to prioritize bands based on real-time signal quality metrics, further optimizing communication efficiency.
3. The radio control system of claim 2 , wherein the set of frequency channels comprises at least 23 frequency channels within each frequency band of the set of frequency bands.
A radio control system is designed to manage communication across multiple frequency bands, addressing challenges in signal interference and bandwidth allocation in wireless networks. The system includes a frequency channel selection mechanism that dynamically assigns communication channels to devices within a network. This mechanism ensures efficient use of available spectrum by distributing transmissions across a set of frequency bands, each containing at least 23 distinct frequency channels. The system monitors channel conditions, such as signal strength and interference levels, to optimize channel assignments in real-time. By providing a large number of channels per band, the system enhances flexibility in avoiding congested or noisy frequencies, improving overall network reliability and performance. The dynamic allocation process adapts to changing environmental conditions, ensuring consistent connectivity for devices operating within the network. This approach is particularly useful in environments with high device density or variable interference sources, where static channel assignments would lead to performance degradation. The system may also include error correction and retransmission protocols to handle signal disruptions, further enhancing communication stability. The use of multiple frequency bands with a high number of channels per band allows for scalable and robust wireless communication in diverse applications, including industrial automation, smart infrastructure, and IoT networks.
4. The radio control system of claim 1 , wherein each controller is further configured to: transmit the data encoded in each data link in a form of data packets; and pseudo-randomly control an iteration time between packets containing different data.
A radio control system is designed to manage communication between multiple controllers and a central unit, addressing challenges in data transmission efficiency and interference mitigation in wireless networks. The system ensures reliable data transfer by encoding data into distinct data links, each assigned to a specific controller. Each controller transmits the encoded data in the form of data packets, structured to facilitate organized and error-resistant communication. To minimize collisions and optimize bandwidth usage, the system employs a pseudo-random control mechanism for the iteration time between packets containing different data. This approach dynamically adjusts the timing intervals between transmissions, reducing the likelihood of interference and improving overall network performance. The pseudo-random timing ensures that data from different controllers does not overlap, enhancing synchronization and data integrity. The system is particularly useful in environments where multiple devices must communicate efficiently without causing signal conflicts, such as in industrial automation, smart grids, or wireless sensor networks. By encoding data into separate links and controlling packet transmission times pseudo-randomly, the system achieves robust and scalable wireless communication.
5. The radio control system of claim 1 , wherein each controller is further configured to: transmit each data redundantly including at least an initial packet and a repeated packet; and pseudo-randomly control a repeat time between packets containing the same data.
A radio control system for wireless communication networks addresses the challenge of ensuring reliable data transmission in environments with interference or signal degradation. The system includes multiple controllers that manage communication between devices, such as sensors or actuators, and a central coordinator. Each controller is designed to enhance data reliability by transmitting each data packet redundantly, including an initial packet followed by at least one repeated packet. This redundancy compensates for potential packet loss due to interference or weak signals. Additionally, the system employs a pseudo-random timing mechanism to control the interval between the initial and repeated packets. By varying the repeat time pseudo-randomly, the system reduces the likelihood of repeated collisions or interference from other transmissions, improving overall communication robustness. The controllers may also synchronize with the central coordinator to maintain consistent timing and coordination across the network. This approach ensures that critical data is reliably delivered even in challenging wireless environments.
6. The radio control system of claim 5 , wherein an individual packet includes a header, a data payload containing the encoded data, and at least one forward error checking parameter.
Technical Summary: This invention relates to radio control systems, specifically focusing on the structure and transmission of data packets within such systems. The problem addressed is the need for reliable and efficient data transmission in radio control applications, where packet integrity and error detection are critical. The system involves transmitting data packets that each include a header, a data payload containing encoded data, and at least one forward error checking parameter. The header likely contains metadata such as packet identification, timing information, or routing details. The data payload carries the actual encoded control or sensor data being transmitted. The forward error checking parameter enables the receiver to detect and potentially correct errors that may occur during transmission, ensuring data integrity. This structure allows the radio control system to verify the accuracy of received data and take corrective actions if errors are detected, such as requesting retransmission or applying error correction. The inclusion of forward error checking enhances reliability in environments where radio interference or signal degradation may occur, which is common in wireless control applications. The system is designed to operate in real-time, ensuring timely and accurate transmission of control commands or sensor feedback. The invention is particularly useful in applications where precise and dependable communication is essential, such as industrial automation, remote control systems, or wireless sensor networks. By structuring packets with headers, payloads, and error-checking mechanisms, the system improves the robustness and efficiency of data transmission in radio control environments.
7. The radio control system of claim 1 , wherein each controller is further configured to transmit the data encoded in each data link in a form of data packets, wherein each data packet comprises: a header containing synchronization information allowing the associated radio-controlled device to synchronize with the controller as the controller transmits data to the radio-controlled device utilizing at least three dimensions of pseudo-random allocation; a data payload containing pseudo-randomly encoded data; and one or more forward error check parameters.
This invention relates to a radio control system for managing communication between controllers and radio-controlled devices. The system addresses the challenge of maintaining reliable and synchronized data transmission in environments where interference or signal degradation may occur. Each controller in the system is configured to transmit data to the associated radio-controlled device using a structured data packet format. The data packets include a header with synchronization information, enabling the device to align with the controller's transmission. The data is transmitted using at least three dimensions of pseudo-random allocation, enhancing security and reducing interference. The payload contains pseudo-randomly encoded data, further improving transmission robustness. Additionally, each packet includes forward error check parameters to detect and correct transmission errors, ensuring data integrity. The system ensures efficient and reliable communication by combining synchronization, pseudo-random encoding, and error correction mechanisms. This approach is particularly useful in applications requiring high reliability, such as industrial automation, remote control systems, or wireless sensor networks.
8. The radio control system of claim 7 , wherein each controller is further configured to encode the header of each data packet through direct sequence modulation.
A radio control system is designed to manage communication between multiple controllers and one or more controlled devices, such as drones or robotic systems. The system addresses challenges in maintaining reliable, low-latency communication in environments with interference or signal degradation. Each controller in the system is configured to encode the header of each data packet using direct sequence modulation. This encoding technique improves signal robustness by spreading the header information across a wider bandwidth, making it more resistant to noise and interference. The use of direct sequence modulation for the header ensures that critical control information is accurately transmitted and received, even in challenging conditions. The system may also include features such as frequency hopping, error correction, and adaptive power control to further enhance communication reliability. The controllers and controlled devices synchronize their operations to maintain consistent and efficient data exchange, allowing for precise control and coordination in real-time applications. This approach is particularly useful in applications requiring high reliability, such as autonomous drones, industrial automation, or remote-controlled systems.
9. The radio control system of claim 7 , wherein each controller is further configured to encode the data payload through GMSK modulation.
A radio control system is designed to manage communication between multiple controllers and a central server, addressing challenges in reliable data transmission and synchronization in distributed control environments. The system includes a central server that receives and processes data from multiple controllers, each equipped with a radio transceiver for wireless communication. The controllers are configured to transmit data payloads to the server, which then processes the received data to generate control commands. These commands are relayed back to the appropriate controllers, enabling coordinated operation across the network. To ensure efficient and reliable communication, each controller encodes the data payload using Gaussian Minimum Shift Keying (GMSK) modulation, a technique that enhances signal integrity and reduces interference in wireless transmissions. The system also supports bidirectional communication, allowing the server to send acknowledgments or additional instructions to the controllers. This architecture is particularly useful in applications requiring real-time monitoring and control, such as industrial automation, remote sensing, or distributed sensor networks. The use of GMSK modulation ensures robust data transmission even in environments with high noise levels or limited bandwidth.
10. The radio control system of claim 1 , wherein the spread spectrum controller is configured to pseudo-randomly vary time between transmitting a first data packet and a copy of the first data packet.
This invention relates to radio control systems, specifically addressing interference and reliability issues in wireless communication. The system includes a spread spectrum controller that enhances signal robustness by transmitting redundant data packets with pseudo-random timing variations. The controller generates a first data packet and a copy of that packet, then introduces a variable delay between their transmissions. This delay is determined by a pseudo-random process, making the transmission pattern unpredictable and reducing the likelihood of collisions or interference from other signals. The pseudo-random variation helps mitigate multipath fading and improves signal reception in noisy environments. The system may also include a receiver configured to process the transmitted packets, combining or comparing them to reconstruct the original data accurately. The spread spectrum technique, combined with the pseudo-random timing, enhances communication reliability in applications such as remote control, sensor networks, or industrial automation where signal integrity is critical. The invention aims to provide a more resilient wireless communication method by leveraging redundancy and controlled unpredictability in packet transmission timing.
11. A system comprising: a controller configured to transmit control data for controlling a radio-controlled (RC) vehicle, wherein the controller comprises: one or more processors configured to: encode the control data for transmission over a data link; receive synchronization data and the header globally unique identifier and encodes a header packet portion of a packet based, at least in part, on the received synchronization data and the header globally unique identifier; wherein the one or more processors receive a control signal, at least one coding parameter, and a pattern globally unique identifier and encode a payload packet portion based, at least in part, on the received control signal, the at least one coding parameter, and the pattern globally unique identifier; wherein the data packet encoder stores at least the header packet portion and the payload packet portion in a code table for timed release to the data packet generator; schedule transmission of the control data according to a two-level frequency hopping spread spectrum (FHSS) sequence that comprises (a) hopping among a plurality of frequency bands according to a pattern globally unique identifier and (b) hopping among a plurality of channels within each frequency band according to a sequence globally unique identifier; wherein the one or more processors receive frequency band definitions, frequency channel definitions, the pattern globally unique identifier, and the sequence globally unique identifier; wherein the hopping among a plurality of channels is based, at least in part, on the received frequency band definitions, frequency channel definitions, the pattern globally unique identifier, and the sequence globally unique identifier and the one or more processors store the plurality of channels in a frequency allocation table; assemble packets containing the encoded data; wherein the encoded data includes at least the encoded header packet portion and the encoded payload packet portion received from the data packet encoder and the plurality of channels; and one or more antennas configured to transmit the modulated control data according to the two-level FHSS sequence scheduled by the one or more processors.
A system for controlling a radio-controlled (RC) vehicle using a two-level frequency hopping spread spectrum (FHSS) transmission method. The system addresses challenges in reliable wireless communication for RC vehicles, particularly in environments with interference or signal degradation. The controller encodes control data into packets, including a header and payload portion, using synchronization data, globally unique identifiers, and coding parameters. The header is encoded based on synchronization data and a header globally unique identifier, while the payload is encoded using a control signal, coding parameters, and a pattern globally unique identifier. The encoded portions are stored in a code table for timed release. The system schedules transmission according to a two-level FHSS sequence, hopping among frequency bands based on a pattern globally unique identifier and among channels within each band based on a sequence globally unique identifier. Frequency band and channel definitions, along with the unique identifiers, determine the hopping sequence, which is stored in a frequency allocation table. The controller assembles packets containing the encoded data and the allocated channels, then transmits the modulated control data via one or more antennas following the scheduled FHSS sequence. This approach enhances communication robustness by dynamically adjusting transmission frequencies to avoid interference.
12. The system of claim 11 , wherein transmitting the spread spectrum modulated control data according to the two-level FHSS sequence comprises: (i) transmitting a first packet comprising first control data at a first time, (ii) transmitting a copy of the first packet comprising the first control data at a second time, wherein the time between the first time and the second time is based on a second pseudo-random code, (iii) transmitting a third packet comprising second control data at a third time, wherein the time between the second time and the third time is based on a third pseudo-random code.
A wireless communication system uses frequency-hopping spread spectrum (FHSS) modulation to transmit control data between devices, improving reliability and security in noisy or congested environments. The system employs a two-level FHSS sequence to enhance robustness. First, a packet containing control data is transmitted at an initial time. Then, a duplicate of the same packet is sent at a later time, with the delay between transmissions determined by a pseudo-random code. This redundancy ensures data integrity even if one transmission is lost. After the delayed retransmission, a new packet with updated control data is transmitted at a subsequent time, with the interval between the second and third transmissions also governed by a pseudo-random code. The pseudo-random timing variations prevent interference and eavesdropping, making the communication more resilient. The system dynamically adjusts transmission timing based on pseudo-random sequences, optimizing performance in dynamic wireless environments. This approach is particularly useful for applications requiring high reliability, such as industrial automation, remote monitoring, or secure communications.
13. The system of claim 11 , further comprising: a remote-controlled vehicle comprising: one or more receivers configured to receive and demodulate the spread spectrum modulated control data according to the two-level FHSS sequence transmitted by the controller; and a reporting unit configured to transmit vehicle operational parameters to the controller.
This invention relates to a remote-controlled vehicle system with enhanced communication capabilities. The system addresses the challenge of reliable and secure wireless control of remote vehicles, particularly in environments with interference or signal degradation. The system includes a controller that generates and transmits spread spectrum modulated control data using a two-level frequency-hopping spread spectrum (FHSS) sequence. This modulation technique improves resistance to interference and eavesdropping. The remote-controlled vehicle includes one or more receivers that demodulate the spread spectrum control data according to the FHSS sequence transmitted by the controller. Additionally, the vehicle has a reporting unit that transmits operational parameters, such as status, position, or sensor data, back to the controller. This bidirectional communication ensures real-time monitoring and control of the vehicle. The FHSS sequence provides robust communication by dynamically changing frequencies, reducing the risk of signal disruption. The system is particularly useful in applications requiring secure and reliable remote operation, such as industrial automation, military surveillance, or autonomous drones. The invention enhances communication reliability and security in remote-controlled vehicle systems.
14. The system of claim 11 , wherein the one or more processors are further configured to generate packets comprising the control data, wherein generating an individual packet comprises: (i) creating a header for the packet, the header comprising (i-a) an address for the packet, (i-b) an indication of an assigned channel and frequency band for the packet, and (i-c) an indication of when the controller will transmit a subsequent packet; wherein the one or more processors is further configured to spread spectrum modulate the header according to a second pseudo-random code; and wherein the one or more antennas are further configured to transmit the spread spectrum modulated header and spread spectrum modulated control data according to the two-level FHSS sequence scheduled by the one or more processors.
This invention relates to wireless communication systems, specifically a method for transmitting control data using a two-level frequency-hopping spread spectrum (FHSS) sequence. The system addresses challenges in reliable communication in environments with interference or limited bandwidth by improving packet transmission efficiency and robustness. The system includes one or more processors, antennas, and a controller that generates packets containing control data. Each packet has a header that includes an address for routing, an assigned channel and frequency band for transmission, and a timing indication for the next packet. The header is spread spectrum modulated using a second pseudo-random code to enhance security and reduce interference. The control data is also spread spectrum modulated. Both the modulated header and data are transmitted according to a two-level FHSS sequence, which dynamically adjusts frequency and timing to avoid collisions and improve signal integrity. The two-level FHSS sequence involves hopping between different frequency bands and channels in a structured manner, ensuring efficient use of available spectrum while maintaining low latency and high reliability. This approach is particularly useful in wireless networks requiring secure, interference-resistant communication.
15. The system of claim 14 , further comprising: a remote-controlled vehicle comprising: one or more receivers configured to receive and decode the individual packet.
A system for wireless communication between a remote-controlled vehicle and a control device involves transmitting data packets from the control device to the vehicle. The vehicle includes one or more receivers designed to receive and decode individual data packets sent from the control device. The system ensures reliable communication by encoding data into packets, which are then transmitted wirelessly. The vehicle's receivers process these packets to extract control commands or other data, enabling remote operation. The system may also include error detection and correction mechanisms to handle transmission issues, ensuring the vehicle responds accurately to commands. The vehicle's receivers are configured to interpret the decoded packets, translating them into actions such as movement, adjustments, or status updates. This setup allows for precise and responsive control of the vehicle from a distance, addressing challenges in maintaining stable and accurate wireless communication in dynamic environments. The system is particularly useful in applications requiring real-time control, such as drones, autonomous vehicles, or robotic systems, where reliable data transmission is critical for safe and efficient operation.
16. A transmission device configured to (i) spread spectrum modulate radio-controlled (RC) vehicle control data according to a first pseudo-random code, and (ii) transmit the spread spectrum modulated RC vehicle control data according to a two-level frequency hopping spread spectrum (FHSS) scheme that comprises (a) band hopping among a plurality of frequency bands according to a first pseudo-random sequence, wherein each frequency band comprises a range of frequencies, and (b) channel hopping among a plurality of channels within each frequency band according to a second pseudo-random sequence, wherein each channel comprises an individual carrier frequency.
This invention relates to a transmission device for radio-controlled (RC) vehicles that enhances signal robustness and interference resistance through advanced spread spectrum techniques. The device addresses the problem of unreliable control signals in RC vehicles, which can be disrupted by interference or noise in crowded frequency environments. The transmission device spreads the RC vehicle control data using a first pseudo-random code to modulate the signal. This modulation technique distributes the signal energy across a wider bandwidth, making it more resistant to narrowband interference. The device then transmits the modulated data using a two-level frequency hopping spread spectrum (FHSS) scheme. The first level involves band hopping, where the device switches among multiple frequency bands according to a first pseudo-random sequence. Each frequency band contains a range of frequencies, allowing the signal to avoid persistent interference in any single band. The second level involves channel hopping within each frequency band, where the device switches among individual carrier frequencies (channels) according to a second pseudo-random sequence. This dual-hopping approach further enhances signal security and reliability by dynamically changing both the band and the channel, reducing the likelihood of sustained interference or eavesdropping. The combination of spread spectrum modulation and two-level FHSS ensures robust communication for RC vehicles, even in challenging electromagnetic environments.
17. The transmission device of claim 16 , wherein spread spectrum modulating the RC vehicle control data according to the first pseudo-random code comprises one of Direct Sequence Spread Spectrum (DSSS) modulation or Gaussian Minimum Shift Keying (GMSK) modulation.
This invention relates to a transmission device for an RC (radio-controlled) vehicle, focusing on improving the reliability and security of control data transmission. The device addresses the problem of interference and signal degradation in RC vehicle control systems, which can lead to loss of control or unintended vehicle behavior. The transmission device includes a spread spectrum modulator that processes RC vehicle control data using a first pseudo-random code to enhance signal robustness against interference. The modulation techniques employed are Direct Sequence Spread Spectrum (DSSS) or Gaussian Minimum Shift Keying (GMSK), both of which are designed to spread the signal energy across a wider bandwidth, reducing susceptibility to narrowband interference and improving resistance to jamming. The device also includes a transmitter that sends the modulated control data to the RC vehicle, ensuring reliable communication even in noisy environments. Additionally, the transmission device may incorporate a second pseudo-random code for further signal processing, such as demodulation or error correction, to enhance data integrity. The use of spread spectrum techniques in this context ensures that the control signals remain secure and stable, mitigating risks associated with signal interception or environmental interference. This invention is particularly useful in applications where RC vehicles operate in environments with high levels of electromagnetic noise or potential signal disruption.
18. The transmission device of claim 17 , wherein the plurality of frequency bands comprises at least three frequency bands, and wherein the plurality of channels comprises at least twenty-three channels.
This invention relates to a transmission device designed for high-capacity wireless communication systems. The device addresses the challenge of efficiently utilizing available frequency spectrum to support a large number of communication channels while maintaining reliable signal transmission. The transmission device operates across multiple frequency bands, each divided into multiple channels to maximize data throughput and minimize interference. The device includes a frequency band selection module that dynamically allocates channels across at least three distinct frequency bands. This multi-band approach allows for flexible resource management, enabling the system to adapt to varying environmental conditions and user demands. Additionally, the device supports at least twenty-three channels, providing a high-density communication framework suitable for dense network deployments, such as urban areas or high-traffic environments. The transmission device also incorporates signal processing techniques to optimize channel allocation, ensuring minimal overlap and interference between adjacent channels. By leveraging multiple frequency bands and a large number of channels, the system enhances spectral efficiency and reduces latency, making it ideal for applications requiring high-speed data transmission, such as 5G networks, IoT devices, and broadband wireless access. The design ensures scalability, allowing for future expansion as communication demands grow.
19. The transmission device of claim 17 , wherein transmitting the spread spectrum modulated RC vehicle control data according to the two-level FHSS scheme comprises (i) transmitting a packet comprising RC vehicle control data and (ii) transmitting a copy of the packet comprising the RC vehicle control data.
This invention relates to a transmission device for remote control (RC) vehicles that uses a two-level frequency-hopping spread spectrum (FHSS) scheme to enhance reliability and interference resistance. The device addresses the problem of signal interference and data loss in RC vehicle control systems, which can lead to loss of control or erratic behavior. The transmission device spreads the control data across multiple frequency channels using FHSS to mitigate interference and improve signal integrity. The device transmits a packet containing RC vehicle control data and then transmits a duplicate copy of the same packet. This redundancy ensures that even if one transmission is corrupted or lost, the duplicate can be used to reconstruct the control data. The two-level FHSS scheme involves hopping between frequencies in a structured manner, with the first level determining a broader frequency band and the second level refining the specific channel within that band. This dual-layer approach enhances resistance to narrowband interference and improves overall communication robustness. The transmission device is designed to work with RC vehicles, where reliable control signals are critical for safe and precise operation. By combining spread spectrum modulation with packet redundancy, the system ensures that control commands reach the vehicle accurately, even in environments with high interference or signal degradation. The invention is particularly useful in applications where RC vehicles operate in crowded or noisy frequency environments, such as hobbyist racing, industrial automation, or military simulations.
20. The transmission device of claim 17 , further comprising: a dual polarization antenna, and wherein the transmission device is further configured to transmit the packet on the first antenna polarization and transmit the copy of the packet on the second antenna polarization.
A transmission device is configured to enhance wireless communication reliability by transmitting data packets using dual polarization techniques. The device includes a dual polarization antenna, which allows simultaneous transmission of a packet and a copy of the packet on different antenna polarizations. This approach improves signal robustness by mitigating the effects of multipath fading and interference, particularly in environments where signal reflections or obstructions degrade performance. The dual polarization transmission ensures that at least one polarization path remains viable, increasing the likelihood of successful packet reception. The device may also incorporate error detection and retransmission mechanisms to further enhance data integrity. This technology is particularly useful in high-interference or dynamic wireless communication scenarios, such as industrial IoT, vehicular networks, or high-density wireless systems, where maintaining reliable communication links is critical. The use of dual polarization reduces the need for complex retransmission protocols, improving efficiency and reducing latency.
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September 17, 2019
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